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Showing posts with the label Hadoop Streaming
Aws Elastic Mapreduce Doesn't Seem To Be Correctly Converting The Streaming To Jar

Aws Elastic Mapreduce Doesn't Seem To Be Correctly Converting The Streaming To Jar

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I have a mapper and reducer that work fine when I run them in the piped version: cat data.csv | ./m… Read more Aws Elastic Mapreduce Doesn't Seem To Be Correctly Converting The Streaming To Jar
Hadoop-streaming : Reduce Task In Pending State Says "no Room For Reduce Task."

Hadoop-streaming : Reduce Task In Pending State Says "no Room For Reduce Task."

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My map task completes successfully and I can see the application logs, but reducer stays in pending… Read more Hadoop-streaming : Reduce Task In Pending State Says "no Room For Reduce Task."
Error: Java.lang.runtimeexception: Pipemapred.waitoutputthreads(): Subprocess Failed With Code 1, Worked Perfectly On Local

Error: Java.lang.runtimeexception: Pipemapred.waitoutputthreads(): Subprocess Failed With Code 1, Worked Perfectly On Local

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I have googled this error on each and every forum but no luck. I have got the error written below: … Read more Error: Java.lang.runtimeexception: Pipemapred.waitoutputthreads(): Subprocess Failed With Code 1, Worked Perfectly On Local